How to determine complementary colors?

What are the different color models?

Determine Complementary Color

140 color names

216 web safe colors

2040 RAL colors

200 shades of gray

The complementary color of #2B1C1B is the color #1B2A2B

The HSL model was used to determine the complementary color

Input Color

HEX #2B1C1B
RGB 43, 28, 27
CMYK 0%, 35%, 37%, 83%
HSL 3.75°, 22.86%, 13.73%

Complementary Color

HEX #1B2A2B
RGB 27, 42, 43
CMYK 37%, 2%, 0%, 83%
HSL 183.75°, 22.86%, 13.73%

Complementary color scheme

#1B2A2B

#1C1B2B

#2B1B2A

#2B1C1B

#2A2B1B